短语
排风弯管
Discharge elbow
旋风弯刀
Spinning Blade
弯齿风毛菊
Saussurea przewalskii
她随风弯腰
She Bends with the Wind
风口弯头
tuyere stock
弯管通风筒
elbow ventilator
后弯叶片风机
backward-curved-blade fan
;
[机]
backward-bladed aerodynamic fan
可弯曲风道
flexible duct
风动转弯指示器
wind-driven turn indicator